LPC47B272-MS SMSC, LPC47B272-MS Datasheet - Page 91

• Manufacturer Part Number: LPC47B272-MS
• Description: IC CTRLR SUPER I/O LPC 100-QFP
• Manufacturer: SMSC

Specifications of LPC47B272-MS

• Controller Type: I/O Controller
• Interface: LPC
• Voltage - Supply: 3.3V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1019

NOTE
Note 1: These pins are outputs in PPFD2 mode. In PPFD1 mode, nDS1/nMTR1 pair is used and
nDS0/nMTR0 pair is unused.
up.
SMSC LPC47B27x
CONNECTOR
PIN #
1
: The Parallel Port Control register reads as “Cable Not Connected” when the Parallel Port FDC
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
is enabled; i.e., STROBE = AUTOFD = SLC = 0 and nINIT = 1.
CHIP PIN #
QFP
83
68
69
70
71
72
73
74
75
80
79
78
77
82
81
66
67
The unused pair is not connected to FDC and should be externally pulled-
SPP MODE
nSTROBE
nERROR
nSLCTIN
Table 47 - FDC Parallel Port Pins
BUSY
nACK
SLCT
nALF
nINIT
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PE
DATASHEET
PIN DIRECTION
- 91 -
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
I
FDC MODE
nDSKCHG
DRVDEN0
nWGATE
nWDATA
nRDATA
(nMTR0)
nHDSEL
nINDEX
nMTR1
nSTEP
(nDS0)
nTRK0
nDS1
nDIR
nWP
-
-
PIN DIRECTION
I/(O) Note1
I/(O) Note1
O
O
O
O
O
O
O
O
I
I
I
I
I
-
-
Rev. 04-17-07